content: /*
   * Copyright 2017 David Karnok
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package hu.akarnokd.reactive4javaflow.impl.operators;
  
  import hu.akarnokd.reactive4javaflow.*;
  import hu.akarnokd.reactive4javaflow.processors.DirectProcessor;
  import org.junit.Test;
  
  import java.io.IOException;
  import java.util.concurrent.TimeUnit;
  
  public class FolyamThrottleFirstTimeTest {
  
      @Test
      public void standard() {
          TestHelper.assertResult(
                  Folyam.range(1, 5).throttleFirst(0, TimeUnit.MILLISECONDS, SchedulerServices.single()),
                  1, 2, 3, 4, 5
          );
      }
  
      @Test
      public void error() {
          TestHelper.assertFailureComposed(-1,
                  f -> f.throttleFirst(0, TimeUnit.MILLISECONDS, SchedulerServices.single()),
                  IOException.class
              );
      }
  
      @Test
      public void normal() {
          TestSchedulerService executor = new TestSchedulerService();
  
          DirectProcessor<Integer> dp = new DirectProcessor<>();
  
          TestConsumer<Integer> tc = dp.throttleFirst(10, TimeUnit.MILLISECONDS, executor).test();
  
          dp.onNext(1);
  
          tc.assertValues(1);
  
          dp.onNext(2);
  
          tc.assertValues(1);
  
          executor.advanceTimeBy(10, TimeUnit.MILLISECONDS);
  
          tc.assertValues(1);
  
          dp.onNext(3);
  
          tc.assertValues(1, 3);
  
          dp.onNext(4);
  
          tc.assertValues(1, 3);
  
          dp.onComplete();
  
          tc.assertResult(1, 3);
  
          executor.advanceTimeBy(10, TimeUnit.MILLISECONDS);
  
          tc.assertResult(1, 3);
      }
  
      @Test
      public void normalConditional() {
          TestSchedulerService executor = new TestSchedulerService();
  
          DirectProcessor<Integer> dp = new DirectProcessor<>();
  
          TestConsumer<Integer> tc = dp.throttleFirst(10, TimeUnit.MILLISECONDS, executor)
                  .filter(v -> true)
                  .test();
  
          dp.onNext(1);
  
          tc.assertValues(1);
  
          dp.onNext(2);
  
          tc.assertValues(1);
  
          executor.advanceTimeBy(10, TimeUnit.MILLISECONDS);
  
          tc.assertValues(1);
  
          dp.onNext(3);
  
          tc.assertValues(1, 3);
  
          dp.onNext(4);
  
          tc.assertValues(1, 3);
  
          dp.onComplete();
  
          tc.assertResult(1, 3);
  
          executor.advanceTimeBy(10, TimeUnit.MILLISECONDS);
  
          tc.assertResult(1, 3);
      }
  }
  